2012234311143 has 40 divisors (see below), whose sum is σ = 3438182161568. Its totient is φ = 1148899847616.

The previous prime is 2012234311127. The next prime is 2012234311147. The reversal of 2012234311143 is 3411134322102.

2012234311143 is a `hidden beast` number, since 2 + 0 + 1 + 223 + 431 + 1 + 1 + 4 + 3 = 666.

It is not a de Polignac number, because 2012234311143 - 2⁴ = 2012234311127 is a prime.

It is a super-2 number, since 2×2012234311143² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012234311147) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 775096 + ... + 2150637.

Almost surely, 2^{2012234311143} is an apocalyptic number.

2012234311143 is a deficient number, since it is larger than the sum of its proper divisors (1425947850425).

2012234311143 is a wasteful number, since it uses less digits than its factorization.

2012234311143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2926965 (or 2926956 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 2012234311143 its reverse (3411134322102), we get a palindrome (5423368633245).

The spelling of 2012234311143 in words is "two trillion, twelve billion, two hundred thirty-four million, three hundred eleven thousand, one hundred forty-three".